new test case - test invalid download conditions
new test case - test invalid download conditions

TODO:
- tests for _processDependency


git-svn-id: 4b064e69dc630d28214c1e1442d27300cccf8e9a@145739 c90b9560-bf6c-de11-be94-00142212c4b1

DQNEO/PEAR_Exception